Robert Koistinen In Court

10/1/12-In the wake of a fatal crash involving his son Michael, former Windsor Locks Police Sgt. Robert Koistinen (right) listens in court Oct. 1, 2012, as prosecutors argue he ignored evidence and witnesses at the scene in Windsor Locks. His attorney, Elliot Spector (left) argued that Koistinen did not know whether his son was driving recklessly or that he had been drinking at the time of the crash. Koistinen is charged with third-degree hindering prosecution.

10/1/12-In the wake of a fatal crash involving his son Michael, former Windsor Locks Police Sgt. Robert Koistinen (right) listens in court Oct. 1, 2012, as prosecutors argue he ignored evidence and witnesses at the scene in Windsor Locks. His attorney, Elliot Spector (left) argued that Koistinen did not know whether his son was driving recklessly or that he had been drinking at the time of the crash. Koistinen is charged with third-degree hindering prosecution.

10/1/12-In the wake of a fatal crash involving his son Michael, former Windsor Locks Police Sgt. Robert Koistinen (right) listens in court Oct. 1, 2012, as prosecutors argue he ignored evidence and witnesses at the scene in Windsor Locks. His attorney, Elliot Spector (left) argued that Koistinen did not know whether his son was driving recklessly or that he had been drinking at the time of the crash. Koistinen is charged with third-degree hindering prosecution.